diff --git a/auth/auth.go b/auth/auth.go
index dcc7b29..ad8efaf 100644
--- a/auth/auth.go
+++ b/auth/auth.go
@@ -7,19 +7,20 @@ import (
 	"github.com/infinite-iroha/touka"
 )
 
-func Init(cfg *config.Config) {
+func ListInit(cfg *config.Config) error {
 	if cfg.Blacklist.Enabled {
 		err := InitBlacklist(cfg)
 		if err != nil {
-			panic(err.Error())
+			return err
 		}
 	}
 	if cfg.Whitelist.Enabled {
 		err := InitWhitelist(cfg)
 		if err != nil {
-			panic(err.Error())
+			return err
 		}
 	}
+	return nil
 }
 
 func AuthHandler(c *touka.Context, cfg *config.Config) (isValid bool, err error) {
diff --git a/main.go b/main.go
index a3174a7..f7cb6b1 100644
--- a/main.go
+++ b/main.go
@@ -151,7 +151,11 @@ func setMemLimit(cfg *config.Config) {
 }
 
 func loadlist(cfg *config.Config) {
-	auth.Init(cfg)
+	err := auth.ListInit(cfg)
+	if err != nil {
+		logger.Errorf("Failed to initialize list: %v", err)
+	}
+
 }
 
 func setupApi(cfg *config.Config, r *touka.Engine, version string) {